[1]
J. Mendoza, D. Pagtakhan, and J. B. Abraham, “Comparative Analysis of the Efficacy and Safety Profile of Upper Calyceal versus Lower Calyceal Access in the Percutaneous Nephrolithotomy (PCNL): A Retrospective Cross-sectional Study”, PJU, vol. 27, no. 1, pp. 6–10, Feb. 2020.